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    <title>Document</title>
    <style>
    *{
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    ul{
        height: 100px;
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    .a1{
        float: right;
        font-size: 15px;
        padding: 65px 50px 0px 0px;
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    .li .aa{
            background: rgb(59, 138, 230);
            color: white;
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            text-decoration: red;
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    .li .a2{
            color: black;
            margin-right: 15px;
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    h1{
        margin-top: 10px;
        text-align: center;
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    div img{
        width: 300px;
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    .a{
        text-align: center;
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    input{
        width: 500px;
        height: 33px;
    }
    button{
            width: 100px;
            height: 37px;
            color: white;
            background:rgb(59, 138, 230);
            border: none;
            margin-left: -5px;
    }
    h2{
        margin-top: 220px;
        text-align: center;
        font-size: 12px;
        color: rgb(99, 99, 99);
        margin-bottom: 30px;
    }
    .a3{
        text-align: center;
        font-size: 13px;
    }
    .a3 p{
        color:rgb(199, 199, 199) ;
        margin-bottom: 30px;
    }
    .a3 a{
        color:rgb(199, 199, 199) ;
    }
    .a4{
        padding: 0px 15px;
        color:rgb(199, 199, 199) ;
    }

    </style>
</head>
<body>
    <ul>
        <li class="a1">
            <a  class="a2" href="">糯米</a>
            <a  class="a2" href="">新闻</a>
            <a  class="a2" href="">hao123</a>
            <a  class="a2" href="">地图</a>
            <a  class="a2" href="">视频</a>
            <a  class="a2" href="">贴吧</a>
            <a  class="a2" href="">登录</a>
            <a  class="a2" href="">设置</a>
            <a  class="aa" href="">更多产品</a>
        </li>
    </ul>
    <div>
        <h1><img src="images/dlg.gif" alt=""></h1>
        <div class="a">
            <div id="a">
                    <input type="text"name="s" class="text" placeholder="" >
                    <button type="button" class="submit">百度一下</button>    
            </div>
        </div>
    </div>
    <h2><img src="images/ewmlg.png" alt="">
        <p>手机百度</p>
    </h2>
    <ul>
        <li class="a3">
                <a class="a4" href="">把百度设为主页</a>
                <a  class="a4" href="">关于百度</a>
                <a class="a4" href="">About Baidu</a>
                <a class="a4" href="">百度推广</a>
        </li>
        <li class="a3">
            <p>
                ©2021 Baidu <a href="">使用百度前必读</a>  <a href="">意见反馈</a> 京ICP证030173号  <img src="images/c1.jpg" alt="">  <a href="">京公网安备11000002000001</a> <img src="images/c2.jpg" alt="">
            </p>
        </li>
    </ul>
</body>
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